Guangdong, China
Business Type:
Manufacturer/Factory & Trading Company
Year of Establishment:
Management System Certification:
ISO14001:2004, OHSAS18001:2007
Main Markets:
North America, Europe, Australia
International Commercial Terms(Incoterms):
OEM/ODM Service
Sample Available
MEI Awards
Spanish Speaker

18650 Battery Cell, 18650 Li Ion Battery, 18650 LiFePO4 Battery manufacturer / supplier in China, offering 18650 LiFePO4 Lithium Iron Phosphate Battery Cell for Laptop, 40FT Long Range Battery Dricve Electric Bus From Opitmumnano China, Deep Cycle 9.6V 10ah Lithium Battery for LED Light and so on.

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Supplier Homepage Products LiFePO4 Battery Cells 18650 LiFePO4 Lithium Iron Phosphate Battery Cell for Laptop

18650 LiFePO4 Lithium Iron Phosphate Battery Cell for Laptop

Get Latest Price
Purchase Qty. / Reference FOB Price
50-999,999 Pieces US $1.4
1,000,000+ Pieces US $1
Production Capacity: 80, 000PCS/Day
Transport Package: Standard Export Package
Payment Terms: T/T, Western Union
Type: Lithium-Ion Batteries
Usage: Car, Bus, UPS, Electric Power, Lighting, Electric Bicycle, Boat, E-Tools
Nominal Voltage: 3.2V
Discharge Rate: Medium Discharge Rate
Shape: Cylindrical Battery
Electrolyte: LiFePO4

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Basic Info

Model NO.: OPT-18650
Installation: Lithum Iron Phoshate Battery
Rechargeable: Chargeable
Product Name: 18650 Battery Cell
Certificates: CE, UL, RoHS, BV, SGS, ISO9001, Ts16949
Maintenance Type: Free
Oversea Market: Europe, South America, Middle East, etc
Cycle Life: at Least 2000 Times
Warranty Period: 2 Years
Operate Temperature: 20 Degree~+60degree
Constant Charge and Discharge Rate: 1-3c
PCM Discharge Current Protection: 100A
BMS Function: Protectation of Short Circuit, Overcharge and Over
Trademark: optimum
Specification: CE, UL, ROHS, BV, SGS, ISO9001, TS16949
Origin: Shenzhen, China
HS Code: 85078020

Product Description

Hot-selling 18650 power bank

High safety
Long cycle life
Smaller and lighter
No memory effect
Environmental friendly
Maintenance Type: Free
High power, no pollutions
CE, UL, RoHS, BV, SGS, ISO9001, TS16949
Oversea market: Europe, south America, Middle East, etc

Advantages of the LiFePO4 battery:

Fast charging
Large overcharge tolerance and safe performance
Simplifying battery management system (BMS) and battery charger
High temperature performance
Long lifespan, 3000 cycle@ DOD 80%, 4 times of lead-acid battery
Safe, high-power and eco-friendly, have no heavy metal and corrosive fluid
Small in size, lightweight and with good performance
Our products have obtained Certificate ISO 9001: 2008, CE, RoHS and UL certifications
We offers battery pack + BMS + charger as a whole solution
Can accept fast charging, 2 to 3 hours can be fully charged
Batteries can also accept large charging current as energy regeneration by EV braking or reducing speed

IFR 18650

Norminal Capacity(0.2C)

Norminal voltage

Standard charge voltage

Cut-off voltage

Standard charge current

Max discharge current

18.2± 0.5 mm

66.8 ± 0.5 mm


Impedance(Max, at 1000Hz. )
≤ 15mΩ
Comparison with traditional batteries like SLA:  
Item No.LiFePO4 BatterySLA BatteryNote
Weight / Power Ratio200-300 Wh / Kg32-37 / Kg4: 1
Dimension / Power Ratio210Wh / L70Wh / L3: 1
Cycle times> 20003007: 1
High Rate Charge / Discharge Performace> 96 %60-70 %1.6: 1
Charging Performance                                                     1 h4 h4: 1
High Temperature Discharge  Performance-25° C~70° C / 104 % (500° C max)  -20° C~45° C  / 80%  (200° C max)  1.3: 1
  Self discharge monthly  <   3 %  > 10 %  3: 1
SafetyVery stable liFePO4 Structure  Good safty  safest
  EnvironmentalGreen  PolutionZero emission

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